30920764

素因数分解:

$2^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{727}}^1$

素因数の和:783

約数の個数: 48

約数和(自身を含む): 65228800

約数和(自身を除く): 34308036

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 343, 434, 686, 727, 868, 1372, 1454, 1519, 2908, 3038, 5089, 6076, 10178, 10633, 20356, 21266, 22537, 35623, 42532, 45074, 71246, 90148, 142492, 157759, 249361, 315518, 498722, 631036, 997444, 1104313, 2208626, 4417252, 7730191, 15460382, 30920764]

約数ペア:

[(1, 30920764), (2, 15460382), (4, 7730191), (7, 4417252), (14, 2208626), (28, 1104313), (31, 997444), (49, 631036), (62, 498722), (98, 315518), (124, 249361), (196, 157759), (217, 142492), (343, 90148), (434, 71246), (686, 45074), (727, 42532), (868, 35623), (1372, 22537), (1454, 21266), (1519, 20356), (2908, 10633), (3038, 10178), (5089, 6076)]